* {
    margin: 0;
    padding: 0;
    font: 16px "Lucida Grande", Helvetica, Arial, sans-serif;
}

a {
    text-decoration: none;
}

ul, li {
    list-style: none;
}
.center{
    position: absolute;
    left: 50%;
    width: 50%;
    text-align: center;
    margin-left: -25%;
}

.back-nav {
    height: 60px;
    line-height: 60px;
    background-color: #0993dc;
    position: relative;
    top: 0;
    left: 0;
}

.back-nav p {
    float: left;
    font-size: 20px;
    height: 60px;
    line-height: 60px;
    margin-left: 40px;
    color: #fff;
}
.back-nav .item{
    position: absolute;
    left: 220px;
    height: 60px;
    line-height: 60px;
}
.back-nav .item .item-ul .item-li{
    display: inline-block;
    height: 60px;
    line-height: 60px;
    position: relative;
}
.back-nav .item .item-ul .item-li a{
    color: #fff;
    margin-left: 10px;
    text-decoration: none;
}
.back-nav .item-right{
    position: absolute;
    right: 40px;
    color: #fff;
    text-decoration: none;
    height: 60px;
    line-height: 60px;
}
.dropdown-back{
    position: absolute;
    left: 0;
    top: 50px;
    display: none;
    padding-top: 20px;
    z-index: 10;
}
.dropdown-back ul{
    padding: 10px 10px ;
    background-color: #0993dc;
}
.dropdown-back ul li{
    text-align: left;
    width: 140px;
    padding-bottom: 10px;
    height: 30px;
    line-height: 30px;

}
.dropdown-back ul li:hover{
    background-color: #00B7FF;
}
.dropdown-back ul li a{
    color: #fff;
    text-decoration: none;
}
.item-li .arrow{
    top: 62px;
    left: 36px;
    position: absolute;
    border-bottom: 8px solid #0993dc;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    z-index: 10;
    display: none;
}
.back-nav .item .item-ul .item-li:hover .dropdown-back,.back-nav .item .item-ul .item-li:hover .arrow{
    display: block;
}
.page{
    width: 60px;
    border-radius: 15px;
    padding: 5px 14px;
}
.page:focus{
    border: 0;
}
table tr td{
    cursor: pointer;
}
.icon-add{
    color: green;
}
.icon-dec{
    color: red;
}
.ion-content{
    width: 70px;
    margin-top: 10px;
    cursor: pointer;
}
/*
.left_nav{
    position: absolute;
    left: 0;
    width: 200px;
    background-color: #1e88e5;
    height: 590px;
    padding: 0 10px;
}
.left_nav .goods .text{
    color: #fff;
    font-size: 18px;
    border-bottom: 1px dashed #fff;
    padding: 5px 0 5px 20px;
    margin: 0;
}
.left_nav .goods ul li{
    padding: 10px 0 0 20px;
}
.left_nav .goods a{
    color: #fff;
    width: 100%;
    font-size: 16px;
    text-decoration: none;
}*/
